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Tech Xplore / A truly invisible device that does not disturb its surroundings and its metamaterial shell

Metamaterials are carefully engineered materials that possess desirable properties and can be used to manipulate electromagnetic, acoustic, or other types of waves in interesting ways. Some materials scientists and engineers ...

Apr 20, 2026
Phys.org / Weighing in on the mystery of the gravitational constant

The time had come to open the envelope, but Stephan Schlamminger, a physicist at the National Institute of Standards and Technology (NIST), wasn't sure he wanted to know the secret number that lay inside. For the past 10 ...

Apr 16, 2026
Phys.org / Navigating the past with ancient stone compass needles

Magnetic rocks with iron oxide concentrations act as natural chroniclers of Earth's past continental movements. Using small samples of rocks, scientists can isolate magnetic grains that were frozen in orientation as the rock ...

Apr 16, 2026
Phys.org / The moon might be more prone to fires

Engineers love a good practical challenge, especially when it comes to spaceflight. But there's one particular challenge facing the crewed missions of the near future that scares mission planners above almost all others—fire. ...

Apr 18, 2026
Medical Xpress / Study on western diet, binge drinking, and liver disease

Four undergraduate students who will each receive their diploma at next month's Commencement ceremony at the University of Vermont are all leaving with more than their degrees, as they are credited as co-authors on a newly ...

18 hours ago
Medical Xpress / Student mental health trial finds conversational AI better than group therapy for anxiety

Over a billion people in the world are living with some form of mental crisis, and the numbers aren't seeing a downward trend. It is all hands on deck to find potential ways to address the rising public health concern. A ...

Apr 20, 2026
Phys.org / New genetic evidence from Stajnia Cave reveals the oldest Neanderthal group reconstructed in Central-Eastern Europe

An international study published in Current Biology presents the results of the analysis of ancient mitochondrial DNA obtained from eight Neanderthal teeth discovered in Stajnia Cave, Poland. For the first time, the research ...

Apr 20, 2026
Medical Xpress / Wastewater data reveal rising ketamine use across Australia, with weekend spikes

An Australia-wide study led by researchers at Adelaide University has found ketamine consumption is increasing across the country. The study analyzed wastewater samples collected between December 2020 and April 2025. Daily ...

23 hours ago
Medical Xpress / Millions of US birth records uncover an autism risk surge tied to common drugs taken during pregnancy

A landmark study led by researchers at the University of Nebraska Medical Center (UNMC) and published in Molecular Psychiatry has identified a significant association between prenatal prescription of commonly utilized medications ...

Apr 20, 2026
Medical Xpress / Daytime napping patterns may reveal hidden health decline in older adults

New research reveals that as people age, naps may be an easily trackable warning sign of underlying conditions or declining health. A new study by investigators from Mass General Brigham and Rush University Medical Center ...

Apr 20, 2026
Phys.org / Looking deep inside quarks: CMS test probes to 10⁻²⁰ meters and finds no inner structure

According to our current understanding of the universe, quarks are fundamental, point-like particles: basic building blocks that are not made up of smaller particles. A recent paper from the CMS Collaboration describes how ...

Apr 16, 2026
Phys.org / Are aliens real? Scientists have been hunting for extraterrestrial life since the time of Aristotle

Do aliens exist? Could Earth really be the only planet hosting intelligent life?

Apr 16, 2026